Add errc, warnc, verrc and vwarnc

ChangeLog

@@ -1,3 +1,11 @@
+2006-02-10  Robert Millan  <rmh@aybabtu.com>
+       
+	Add errc, warnc, verrc and vwarnc.
+	* err.c: New.
+	* include/bsd/err.h: New.
+	* Versions: Add them.
+	* Makefile: Add err.c and include/bsd/err.h.
+
 2005-12-19  Aurelien Jarno <aurel32@debian.org>
        
 	* Added manpages

Makefile

@@ -4,9 +4,9 @@
 # $Id$
 #
 
-LIB_SRCS = arc4random.c fgetln.c inet_net_pton.c strlcat.c strlcpy.c md5c.c fmtcheck.c
+LIB_SRCS = arc4random.c err.c fgetln.c inet_net_pton.c strlcat.c strlcpy.c md5c.c fmtcheck.c
 
-LIB_INCLUDES = include/bsd/ip_icmp.h include/bsd/random.h include/bsd/queue.h include/bsd/md5.h include/bsd/string.h include/bsd/bsd.h include/bsd/stdlib.h
+LIB_INCLUDES = include/bsd/err.h include/bsd/ip_icmp.h include/bsd/random.h include/bsd/queue.h include/bsd/md5.h include/bsd/string.h include/bsd/bsd.h include/bsd/stdlib.h
 
 LIB_MANS = man/arc4random.3 man/strlcpy.3 man/fgetln.3 man/fmtcheck.3
 

Versions

@@ -1,6 +1,7 @@
 LIBBSD_0.0 {
   global:
     arc4random;
+    errc; warnc; verrc; vwarnc;
     fgetln;
     fgetwln;
     fmtcheck;

err.c

@@ -0,0 +1,63 @@
+/* Copyright (C) 2006 Robert Millan
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+   02110-1301, USA.  */
+
+#include <bsd/err.h>
+#include <errno.h>
+#include <stdarg.h>
+
+void
+warnc (int code, const char *format, ...)
+{
+  int tmp = errno;
+  va_list ap;
+  va_start (ap, format);
+
+  errno = code;
+  warn (format, ap);
+  errno = tmp;
+
+  va_end (ap);
+}
+
+void
+vwarnc (int code, const char *format, va_list ap)
+{
+  int tmp = errno;
+
+  errno = code;
+  vwarn (format, ap);
+  errno = tmp;
+}
+
+void
+errc (int status, int code, const char *format, ...)
+{
+  va_list ap;
+  va_start (ap, format);
+
+  errno = code;
+  err (status, format, ap);
+
+  va_end (ap);
+}
+
+void
+verrc (int status, int code, const char *format, va_list ap)
+{
+  errno = code;
+  verr (status, format, ap);
+}

include/bsd/err.h

@@ -0,0 +1,11 @@
+#ifndef LIBBSD_ERR_H
+#define LIBBSD_ERR_H
+
+#include <err.h>
+
+extern void warnc (int code, const char *format, ...);
+extern void vwarnc (int code, const char *format, va_list ap);
+extern void errc (int status, int code, const char *format, ...);
+extern void verrc (int status, int code, const char *format, va_list ap);
+
+#endif